Staff 2017-11-08T13:56:11+00:00

Alec Davis – Executive Director

alecAlec Davis is the Executive Director of the Illinois Environmental Regulatory Group, for whom Alec had previously served as General Counsel from 2008 to 2014. Through his work at IERG, Alec has been a consistent advocate on behalf of Illinois’ business community in support of economically reasonable environmental regulations with sound scientific and legal bases. Before returning to IERG as Executive Director, Alec was an attorney with the Illinois Farm Bureau’s Office of the General Counsel. In that capacity, Alec represented the interests of the Farm Bureau’s members on a wide-array of subjects, including environmental laws and regulations, property rights, natural resources and energy issues, emerging technologies such as “big data” and use of drones, as well as other issues that had the potential to impact farmers throughout the State of Illinois. Before embarking on his legal career, Alec worked for the Illinois State Geological Survey in Champaign. Alec’s work with the ISGS focused on three-dimensional geological modeling and groundwater. Alec has a Juris Doctorate and Bachelor of Sciences in Geology, both from the University of Illinois in Urbana-Champaign.

 Kelly Thompson – Project Manager

Kelly Thompson is the Project Manager at the Illinois Environmental Regulatory Group. Prior to joining IERG, she served as Executive Director at the Association of Illinois Soil and Water Conservation Districts from 2012 to 2017. Prior to that she worked as a GIS Analyst with Tetra Tech, an engineering consulting firm. Kelly also interned at IEPA – Bureau of Water during Graduate school. Kelly earned a Bachelor’s in Geography from Eastern Illinois University and received a Master’s in Environmental Studies from University of Illinois – Springfield. Kelly has experience in environmental policy, research and data collection, fundraising, event planning, and public relations.

 Angie White – Administrative Associate


Angie has been with the Illinois Environmental Regulatory Group since April 1996. As Administrate Associate, she performs a large range of functions including administrative support functions for IERG Staff and its Members, as well as organizes and schedules IERG conferences and events. Before coming to IERG, Angie worked for a private law firm, Leahy Law Offices, as a legal secretary.

David J. Kolaz – P.E., Consultant


Mr. Kolaz has provided environmental consulting services to the Illinois Environmental Regulatory Group and its Members since January 2006. His professional experience encompasses over 44 years of environmental work in various facets of air pollution control. Prior to his work with IERG, Mr. Kolaz was employed by the Illinois Environmental Protection Agency in various capacities, ultimately serving as Chief of the Bureau of Air. In this capacity, he was responsible for the planning, development, and implementation of the statewide air pollution control program designed to meet State and Federal clean air laws. His responsibilities included directing the activities of a staff of 325 and managing a budget of approximately $85 million.  During his tenure at the Illinois EPA, Mr. Kolaz had direct involvement with all aspects of the air pollution control program including air monitoring, air permitting, emission inventories, air quality planning, and compliance and enforcement which involved a close working relationship with various Illinois EPA and U.S. EPA officials. He has been involved in various aspects of environmental legislation as well as assisted in the development of strategic plans to address complex environmental issues.   Mr. Kolaz represented the Illinois EPA on the Governor’s Energy Cabinet and also participated in the Governor’s Climate Change Task Force. He has provided testimony and depositions on many occasions and participated as a speaker or panelist in numerous public forums addressing various air pollution control topics. His work since leaving the Illinois EPA has involved assisting a variety of business clients to develop and implement successful strategies for addressing the environmental and climate change components of their business development plans which have included ethanol plants, coal gasification facilities, and resource recovery projects. Much of his work has involved assisting the business community to resolve complicated technical challenges while balancing competing interests which have complex social, economic, and political dimensions. He is a licensed Professional Engineer in the State of Illinois.

Toby Frevert – P.E., Consultant


Mr. Frevert has provided environmental consulting services to the Illinois Environmental Regulatory Group and its members since January 2008. His professional experience encompasses  over 45 years of environmental work in various programmatic areas including both air and water media. Prior to his work with IERG, Mr. Frevert was employed by the Illinois Environmental Protection Agency in various capacities, ultimately serving as Manager of the Division of Water Pollution Control. In this capacity, he was responsible for planning, monitoring, permitting, and other regulatory aspects of the Illinois’ statewide water quality programs mandated pursuant to State and Federal laws. His responsibilities included direction and oversight of staff performing functions encompassing development and support of water quality standards and source control regulations, permitting and compliance oversight of regulated entities, monitoring and assessment of water quality conditions of Illinois’ streams, lakes and rivers. Mr. Frevert has participated in numerous State, interstate, and Federal initiatives providing expertise on policy, strategy, and technical aspects of water and air quality initiatives. Subsequent to his tenure at IEPA, Mr. Frevert has been providing environmental consulting services to business and local government entities on a variety of environmental issues. He also serves as a Commissioner of the Ohio River Valley Sanitation Commission, an interstate water quality Agency established through State and Federal legislation in 1948 to coordinate water quality protection for the Ohio River.   He was appointed as an Illinois Commissioner in December 2009, served as Commission Chairman in 2013-14, and continues to serve and currently serves on numerous Commission committees and initiatives.